Evidence row 2922399

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/NmwKpM"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/477ee499-4f68-4ae2-94f0-83f6bdf150e5/.well-known/agent-card.json"
    ]
  ],
  "name": "Brirkabel",
  "owner_address": "0x898656582456efb06e610bcd598740df735c49b3",
  "raw": {
    "agent_id": "216452",
    "agent_uri": "https://centralcity.ai/a/NmwKpM",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Brirkabel is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/NmwKpM",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Brirkabel",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/477ee499-4f68-4ae2-94f0-83f6bdf150e5/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/NmwKpM",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T01:11:05Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Brirkabel is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/NmwKpM"
}

What the leaf hashes

{"body":"83958f0efba74b281db568adacea04cf73b45d11d7f2ab87b410438a6eb72338","id":2922399,"kind":"listing","method":"sync.erc8004/1","observed_us":1793754665998945,"prev":null,"subject":"erc8004:5042:216452","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-04 (424109 rows).

1. 0x2f46f9fad1213b6033c88fad13f826e3cb1b0da3a0f557579b250790175981e3
2. 0xd3a095b714c672862855ec34ce02a71cf945db5f603ee537ba1b14ea2306eff4
3. 0x1120b5ac773b052b2013adb9b54424d7cb38f719b9bf0af18638415d045672b0
4. 0xbd7419208434b3a62d1278c4d7bef633083a33b9eb11dfe86833796e79a09315
5. 0xd1c4dab261bf848787493cd7c3025ee5edd980376a9065c7677fb23e1b7af773
6. 0xc7450908d3a9ad5161c51551bc86ed34f42ba36bc8b31d0f99f5344737232a10
7. 0xaa7f64f45ad170037f65f6802b8f5cbb87aec956ba6a2cc20d6f9a1ee1c73a7b
8. 0x7c52434820ad6199e8d10916e56c772c8116ded4f5e063d583e855d135c7042a
9. 0x2ddc276ce373733769ccf9245b6dc36e994690f35f6f556cbb174a7bad193668
10. 0x4cf12f794e7079021ab76cb3c237b602c2c446cd24aa09b1ac0c91da5baf3470
11. 0xa519bf08c92a57e1c88ee1b26c80e53a5e4b02a77475b0b25b66a268ae848ac2
12. 0x224a6f9b22ec17bfbef7951c8a2a2f240c8b2662e42f0a00e122de77e92022ae
13. 0xb87b397608c9c76acc942d38bf1e88c0a9cbc532b34602d930d9a18e37bf39b8
14. 0x9d907331506c7b04c540d946932cd0d003e3b8bed785427b82286d101a946ed7
15. 0x80d767e810dea8f03e47cc3217bd2604062057071b87fb3908bc918d21222df3
16. 0x8632761f28bd1d3a8f35afb1fa5e24cfd1b78978317cf7ac09f0fd65df795c1c
17. 0x84ade16fc3dc3a4a6aa46b581fe43195d593a51802c7d0a75e650bfd9c3ea4df
18. 0x02f64ca19e7d9b09718851d2ce3abf641982580de99411626d894607cf386cd5
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345